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Finding the Fourth Proportional to 17,993.73, 24,833.75 and 10,920.27

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Solution

The fourth proportional to 17,993.73, 24,833.75 and 10,920.27 is: 15,071.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,993.73 : 24,833.75 = 10,920.27 : x
  2. Step 2: Convert to fraction form
    17,993.73/24,833.75 = 10,920.27/x
  3. Step 3: Cross multiply
    17,993.73x = 24,833.75 × 10,920.27
  4. Step 4: Simplify right side
    17,993.73x = 271,191,255.11
  5. Step 5: Solve for x
    x = 271,191,255.11/17,993.73
  6. Step 6: Final answer
    x = 15,071.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.